scales of armour
51holostean — ▪ fish Introduction any member of a group of primitive bony fishes (bony fish) that make up one of the three major subdivisions of the superclass Actinopterygii (ray finned fishes). Holosteans are represented today by the bowfins (bowfin)… …
52chondrichthian — /kon drik thee euhn/, n. any member of the class Chondrichthyes, comprising the cartilaginous fishes. [ < NL, equiv. to chondr CHONDR + Gk ichthýes (pl.) fish] * * * ▪ fish class Introduction class name Chondrichthyes, or Selachii any… …
53gymnosperm — gymnospermism, n. /jim neuh sperrm /, n. Bot. a vascular plant having seeds that are not enclosed in an ovary; a conifer or cycad. Cf. angiosperm. [1820 30; < NL gymnospermae name of type. See GYMNO , SPERM] * * * Any woody plant that reproduces… …
54Physiology of dinosaurs — Note: In this article dinosaur means non avian dinosaur, since most experts regard birds as an advanced group of dinosaurs. The physiology of dinosaurs has historically been a controversial subject, particularly thermoregulation. Recently, many… …
55Naval wargaming — Part of a series on …
56armadillo — /ahr meuh dil oh/, n., pl. armadillos. any of several burrowing, chiefly nocturnal mammals constituting the family Dasypodidae, ranging from the southern U.S. through South America, having strong claws and a jointed protective covering of bony… …
57Pangolin — Manis redirects here. For other uses, see Manis (disambiguation). Pholidota redirects here. For the orchid, see Pholidota (orchid). For other uses, see Pangolin (disambiguation). Pangolins[1] Temporal range: Paleocene–Recent …
58Lion of Babylon tank — Infobox Weapon is vehicle=yes name=T 72 Lion of Babylon caption=A dug in Asad Babil captured after the Battle of 73 Easting, February 1991 type=Main battle tank origin= flagicon|Iraq Iraq production date=1989 1990 service=1990 Present wars=Gulf… …
59SU-152 — Infobox Weapon name=SU 152 caption= origin=flagcountry|Soviet Union|1923 type=Tank destroyer is vehicle=yes length=8.95 m (29.36 ft) width= 3.25 m (10.66 ft) height= 2.45 m (8 ft) weight= 45.5 tonnes (100,309 lbs) suspension=torsion bar speed=43… …
60Temnospondyli — Temnospondyls Temporal range: Early Carboniferous Early Cretaceous, 330–120 Ma Possible descendant taxon Lissamphibia survives to present …
